Themed Set – Abstract-ish, Most Popular
- Ancient Courses: Mississippi River Meander Belt, Plate 22 sheet 6 Harold Fisk, 1944
- "And so on to infinity…” Robert Fludd, 1617
- Aurora Borealis Étienne Léopold Trouvelot, 1882
- Total Eclipse of The Sun Étienne Léopold Trouvelot, 1882
- The November Meteors Étienne Léopold Trouvelot, 1882
- The Diversity of Infinity Thomas Wright, 1750
- Loie Fuller Dancing Samuel J. Beckett, ca. 1900
- A Finite View of Infinity Thomas Wright, 1750
- Fine Wind, Clear Morning Katsushika Hokusai, ca. 1830–32
- Aesculapian Snake Josef Maria Eder and Eduard Valenta, 1896
- Frustules of Diatoms Julius Wiesner, 1870
- Illustrations from a Lecture on Ventilation Lewis W. Leeds, 1869
- The Corona Anonymous, 1871
- Decomposition of Light: Structure of the Solar Rays Edward Livingston Youmans, 1856
- The Reverse of a Framed Painting Cornelis Norbertus Gijsbrechts, ca. 1670
- Total Eclipse of July 7 1842 Anonymous, 1842
- Diagram of Sunlight in Various Stages Through a Prism Robert Fludd, 1626
- Quilt, Tumbling Blocks with Signatures Adeline Harris Sears, ca. 1856
- The Gap W. T. Horton, 1898
- Beatrice Odilon Redon, 1897
- Isochrone Map of Travel Times from Paris E. Martin and E. Chevaillier, 1882
- Sky Phenomena Anonymous, 1729
- Dew on a Spider Web Wilson Bentley, ca. 1910s
- The Kiss IV Edvard Munch, 1902